<!DOCTYPE html>
<!--
Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
Click nbfs://nbhost/SystemFileSystem/Templates/Scripting/EmptyPHPWebPage.php to edit this template
-->
<html>
    <head>
        <meta charset="UTF-8">
        <title></title>
        <style>
            img{
                height:250px;
                width: 250px;
            }
            video{
                height:250px;
                width: 250px;
            }
            .mydiv{
                border: 1px solid black;
                border-radius:50%;
                height:100px;
                width: 100px;
                background-color:rgb(123,43,23);
            }
        </style>
    </head>
    <body>
        <div class="mydiv">
            
        </div>
        <?php
        // put your code here
                echo 'x= </br>';
        echo "</br><img src='1.jfif'>";
        echo "<video controls src='2.mp4'></video>";
         $abc=123;
//         $abc="china";
        echo $abc;
        echo "<br/>";
        echo "<br/>abc={$abc}d,变量声明:\$a=1";
         echo '</br>abc=$abc';
         
         
         $str1="1";
         $str2="abc";
         $num1=$str1+$str2;
         echo "<br/>\$num1=$num1";
         $num2=$str2+$str1;
         echo "<br/>\$num2=$num2";
         $index=1;
         while ($index<5){
             echo "</br><img src='1/00$index.jfif'>";
             $index++;
         }
        ?>
    </body>
</html>
